G0 Z17.5
G28
G90
G0 Z17.5
G1 X110.0 Y35.0 F2400.0
G1 X290.0 Y35.0
G1 X290.0 Y290.0
G1 X110.0 Y290.0
G1 X110.0 Y35.0
G0 Z15.0
; Ready for calibration
M84
